Essays Tagged: "Magnesium oxide"

This is lab report about The Synthesis and Determination of Empirical Formula for Magnesium Oxide.

The Synthesis and Determination of Empirical Formula for Magnesium OxideAim:To determine the empirical formula for magnesium oxide.Data Collection:Table 1 Ma ... ta Collection:Table 1 Mass of empty crucible, crucible + Mg (roughly 1cm pieces of a 15-cm piece of magnesium ribbon), and crucible +MgxOy. (mass measured with an analytical balance). The mass of cruc ... 1.00±0.1=MgOTable 2 Mass and relative ratio of Mg and O and calculated empirical formula for magnesium oxide as determined by its relative ratio.Mass of O± uncertainties (g)Mass of Mg &p ...

(2 pages) 99 0 4.4 Nov/2003

Subjects: Science Essays > Chemistry

Comparison of the energy content of different food's

Finding The Empirical Formula of Magnesium OxideAim: The aim of this experiment is to burn a known mass of magnesium in air and find ... im: The aim of this experiment is to burn a known mass of magnesium in air and find the mass of the magnesium oxide produced. Using my results I can then calculate the empirical formula of magnesium o ... late the empirical formula of magnesium oxide.Results:ObservationsBefore starting I notice that the magnesium is very shiny and flexible.After one minute of heating the Magnesium appears to be going w ...

(1 pages) 41 1 3.0 Apr/2004

Subjects: Science Essays > Biology

Acid rain Investigation

In my garden I have a metal statue made of an alloy. Which consists of mainly magnesium. I have noticed that during the year it corrodes at different rates. I will now devise an ... t rates. I will now devise an experiment to investigate the causes of this problem.The reactions of magnesium with certain elements are detailed below(A) Magnesium with WaterMagnesium does not react r ... iled below(A) Magnesium with WaterMagnesium does not react readily with cold water but in steam the magnesium lights and leaves behind magnesium oxide and releases hydrogen gas.(B) Magnesium with AirM ...

(3 pages) 18 0 1.0 Jan/2005

Subjects: Science Essays > Chemistry

Percentage composition by mass of Magnesium oxide

se of this lab was to test the law of definite proportions for the synthesis reaction of combusting magnesium. In this lab, the polished magnesium ribbon was placed in covered crucible and was heated ... in order for it to react with Oxygen presented in air and in water provided. The result showed that Magnesium oxide formed through chemical reaction was made up of 60.19% magnesium and 39.81% oxygen, ...

(6 pages) 36 0 0.0 May/2005

Subjects: Science Essays > Chemistry

Experiment Prac Writeup. for reactions between metals and oxygen, water, dilute water and dilute alkali.

make decisions about their reactivity.Equipment:* 5 Small pieces of each of calcium, copper, iron, magnesium, zinc and aluminium* 35mL dilute (1 mol/L) hydrochloric acid (HCl)* 10ml conc (8 mol/L) hy ... n a gauze mat on a tripod and direct a hot bunsen flame onto it. Observe And Record ResultsWarning: Magnesium burns with a bright light so do not look directly at burning magnesium2. Using Met ...

(5 pages) 20 0 3.0 Aug/2006

Subjects: Science Essays > Chemistry

Law of Constant Composition Lab: Magnesium and Oxygen

Purpose: To determine the percent magnesium by mass in magnesium oxide and to observe if the percentage composition is constant by com ... on is constant by comparing class results.Hypothesis/Prediction: The percent composition by mass of magnesium in magnesium oxide will not change significantly with each group that conducted the experi ... tion of each substance should stay the same and any differences must be due to some error.Materials:Magnesium stripCrucibleCrucible coverClay triangleIron ringRetort standTongsBalanceBunsen burnerProc ...

(6 pages) 15 0 4.2 Dec/2007

Subjects: Science Essays > Chemistry

Magnesium is a versatile element that has found its way

Magnesium is a versatile element that has found its way into many facets of our lives. Magnesium is ... verse industrial uses from automotive applications to pyrotechnics. With a greater understanding of magnesium, all of its uses and benefits can be better understood.Like all elements, some basic infor ... lements, some basic information about magnesium can be found on the periodic table of the elements. Magnesium's chemical symbol is Mg. It has an atomic number of 12 and an atomic weight of 24.305 amu. ...

(3 pages) 2404 0 0.0 Feb/2008

Subjects: Science Essays > Chemistry